Question 1

Is I22 a billable ICD-10 code?

Accepted Answer

No, I22 is not a billable code. It is a category code that requires additional specificity. You must select a more specific code from the subcategories for billing purposes.

Question 2

What does ICD-10 code I22 mean?

Accepted Answer

ICD-10-CM code I22 represents Subsequent ST elevation (STEMI) and non-ST elevation (NSTEMI) myocardial infarction. This code is part of the International Classification of Diseases, 10th Revision, Clinical Modification used for medical coding and billing in the United States.

Question 3

When was ICD-10 code I22 introduced?

Accepted Answer

Code I22 has been part of ICD-10-CM since 2016, when the coding system was mandated for use in the United States. This code was included in the original US implementation.

Question 4

What is the parent category for ICD-10 code I22?

Accepted Answer

The parent category for I22 is section:I20-I25 (Ischemic heart diseases (I20-I25)). This hierarchical classification helps organize related diagnoses for more accurate coding.

Question 5

What conditions are excluded from I22?

Accepted Answer

Code I22 has Type 1 Excludes (mutually exclusive conditions) including: subsequent myocardial infarction, type 2 (I21.A1); subsequent myocardial infarction of other type (type 3) (type 4) (type 5) (I21.A9). These conditions cannot be coded together with I22 as they represent different diagnoses.

Question 6

Should I use additional codes with I22?

Accepted Answer

Yes, when coding I22, consider adding codes for: code, if applicable, to identify:; exposure to environmental tobacco smoke (Z77.22). Additional codes provide more specificity about the patient's condition.

I222026

Excludes12Not coded together

Excludes210Not included here

Code Also1Consider additional code

Use Additional Code7Add code for detail

Includes11Included conditions

Related Clinical Codes7Manifestation & etiology relationships

Excluded By2Codes that exclude this one